module handshake_pipe (
    input wire us_valid,
    input wire [31:0] us_data,
    output wire us_ready,

    output wire ds_valid,
    output wire [31:0] ds_data,
    input  wire ds_ready
    );

    assign us_ready = ds_ready;
    assign ds_valid = us_valid;
    assign ds_data  = us_data;
    
endmodule